Mercurial > hg > orthanc-stone
annotate Framework/dev.h @ 398:d257ea56b7be
renamed DicomStructureSetRendererFactory as DicomStructureSetSlicer, VolumeImageSource as VolumeImageMPRSlicer
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Sat, 10 Nov 2018 09:41:59 +0100 |
parents | ed7146fa2c98 |
children | 885e1ebd315c |
rev | line source |
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102 | 1 /** |
2 * Stone of Orthanc | |
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
4 * Department, University Hospital of Liege, Belgium | |
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5 * Copyright (C) 2017-2018 Osimis S.A., Belgium |
102 | 6 * |
7 * This program is free software: you can redistribute it and/or | |
8 * modify it under the terms of the GNU Affero General Public License | |
9 * as published by the Free Software Foundation, either version 3 of | |
10 * the License, or (at your option) any later version. | |
11 * | |
12 * This program is distributed in the hope that it will be useful, but | |
13 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 * Affero General Public License for more details. | |
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16 * |
102 | 17 * You should have received a copy of the GNU Affero General Public License |
18 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
19 **/ | |
20 | |
21 | |
22 #pragma once | |
23 | |
24 #include "Layers/FrameRenderer.h" | |
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25 #include "Layers/VolumeSlicerBase.h" |
102 | 26 #include "Layers/SliceOutlineRenderer.h" |
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27 #include "Layers/LineLayerRenderer.h" |
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28 #include "Widgets/SliceViewerWidget.h" |
102 | 29 #include "Toolbox/DownloadStack.h" |
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30 #include "Toolbox/GeometryToolbox.h" |
102 | 31 #include "Toolbox/OrthancSlicesLoader.h" |
32 #include "Volumes/ImageBuffer3D.h" | |
33 #include "Volumes/SlicedVolumeBase.h" | |
34 | |
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35 #include <Core/Logging.h> |
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36 #include <Core/Images/ImageProcessing.h> |
102 | 37 |
38 #include <boost/math/special_functions/round.hpp> | |
39 | |
40 | |
41 namespace OrthancStone | |
42 { | |
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43 // TODO: Handle errors while loading |
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44 class OrthancVolumeImage : |
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45 public SlicedVolumeBase, |
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46 public OrthancStone::IObserver |
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47 { |
102 | 48 private: |
49 OrthancSlicesLoader loader_; | |
50 std::auto_ptr<ImageBuffer3D> image_; | |
51 std::auto_ptr<DownloadStack> downloadStack_; | |
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52 bool computeRange_; |
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53 size_t pendingSlices_; |
102 | 54 |
55 void ScheduleSliceDownload() | |
56 { | |
57 assert(downloadStack_.get() != NULL); | |
58 | |
59 unsigned int slice; | |
60 if (downloadStack_->Pop(slice)) | |
61 { | |
62 loader_.ScheduleLoadSliceImage(slice, SliceImageQuality_Jpeg90); | |
63 } | |
64 } | |
65 | |
66 | |
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67 static bool IsCompatible(const Slice& a, |
102 | 68 const Slice& b) |
69 { | |
70 if (!GeometryToolbox::IsParallel(a.GetGeometry().GetNormal(), | |
71 b.GetGeometry().GetNormal())) | |
72 { | |
73 LOG(ERROR) << "Some slice in the volume image is not parallel to the others"; | |
74 return false; | |
75 } | |
76 | |
77 if (a.GetConverter().GetExpectedPixelFormat() != b.GetConverter().GetExpectedPixelFormat()) | |
78 { | |
79 LOG(ERROR) << "The pixel format changes across the slices of the volume image"; | |
80 return false; | |
81 } | |
82 | |
83 if (a.GetWidth() != b.GetWidth() || | |
84 a.GetHeight() != b.GetHeight()) | |
85 { | |
86 LOG(ERROR) << "The width/height of the slices change across the volume image"; | |
87 return false; | |
88 } | |
89 | |
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90 if (!LinearAlgebra::IsNear(a.GetPixelSpacingX(), b.GetPixelSpacingX()) || |
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91 !LinearAlgebra::IsNear(a.GetPixelSpacingY(), b.GetPixelSpacingY())) |
102 | 92 { |
93 LOG(ERROR) << "The pixel spacing of the slices change across the volume image"; | |
94 return false; | |
95 } | |
96 | |
97 return true; | |
98 } | |
99 | |
100 | |
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101 static double GetDistance(const Slice& a, |
102 | 102 const Slice& b) |
103 { | |
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104 return fabs(a.GetGeometry().ProjectAlongNormal(a.GetGeometry().GetOrigin()) - |
102 | 105 a.GetGeometry().ProjectAlongNormal(b.GetGeometry().GetOrigin())); |
106 } | |
107 | |
108 | |
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109 void OnSliceGeometryReady(const OrthancSlicesLoader& loader) |
102 | 110 { |
111 if (loader.GetSliceCount() == 0) | |
112 { | |
113 LOG(ERROR) << "Empty volume image"; | |
114 SlicedVolumeBase::NotifyGeometryError(); | |
115 return; | |
116 } | |
117 | |
118 for (size_t i = 1; i < loader.GetSliceCount(); i++) | |
119 { | |
120 if (!IsCompatible(loader.GetSlice(0), loader.GetSlice(i))) | |
121 { | |
122 SlicedVolumeBase::NotifyGeometryError(); | |
123 return; | |
124 } | |
125 } | |
126 | |
127 double spacingZ; | |
128 | |
129 if (loader.GetSliceCount() > 1) | |
130 { | |
131 spacingZ = GetDistance(loader.GetSlice(0), loader.GetSlice(1)); | |
132 } | |
133 else | |
134 { | |
135 // This is a volume with one single slice: Choose a dummy | |
136 // z-dimension for voxels | |
137 spacingZ = 1; | |
138 } | |
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139 |
102 | 140 for (size_t i = 1; i < loader.GetSliceCount(); i++) |
141 { | |
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142 if (!LinearAlgebra::IsNear(spacingZ, GetDistance(loader.GetSlice(i - 1), loader.GetSlice(i)), |
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143 0.001 /* this is expressed in mm */)) |
102 | 144 { |
145 LOG(ERROR) << "The distance between successive slices is not constant in a volume image"; | |
146 SlicedVolumeBase::NotifyGeometryError(); | |
147 return; | |
148 } | |
149 } | |
150 | |
151 unsigned int width = loader.GetSlice(0).GetWidth(); | |
152 unsigned int height = loader.GetSlice(0).GetHeight(); | |
153 Orthanc::PixelFormat format = loader.GetSlice(0).GetConverter().GetExpectedPixelFormat(); | |
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154 LOG(INFO) << "Creating a volume image of size " << width << "x" << height |
102 | 155 << "x" << loader.GetSliceCount() << " in " << Orthanc::EnumerationToString(format); |
156 | |
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157 image_.reset(new ImageBuffer3D(format, width, height, loader.GetSliceCount(), computeRange_)); |
102 | 158 image_->SetAxialGeometry(loader.GetSlice(0).GetGeometry()); |
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159 image_->SetVoxelDimensions(loader.GetSlice(0).GetPixelSpacingX(), |
102 | 160 loader.GetSlice(0).GetPixelSpacingY(), spacingZ); |
161 image_->Clear(); | |
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162 |
102 | 163 downloadStack_.reset(new DownloadStack(loader.GetSliceCount())); |
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164 pendingSlices_ = loader.GetSliceCount(); |
102 | 165 |
166 for (unsigned int i = 0; i < 4; i++) // Limit to 4 simultaneous downloads | |
167 { | |
168 ScheduleSliceDownload(); | |
169 } | |
170 | |
171 // TODO Check the DicomFrameConverter are constant | |
172 | |
173 SlicedVolumeBase::NotifyGeometryReady(); | |
174 } | |
175 | |
252 | 176 virtual void OnSliceImageReady(const OrthancSlicesLoader& loader, |
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177 unsigned int sliceIndex, |
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178 const Slice& slice, |
378 | 179 const Orthanc::ImageAccessor& image, |
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180 SliceImageQuality quality) |
102 | 181 { |
182 { | |
183 ImageBuffer3D::SliceWriter writer(*image_, VolumeProjection_Axial, sliceIndex); | |
378 | 184 Orthanc::ImageProcessing::Copy(writer.GetAccessor(), image); |
102 | 185 } |
186 | |
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187 SlicedVolumeBase::NotifySliceChange(sliceIndex, slice); |
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188 |
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189 if (pendingSlices_ == 1) |
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190 { |
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191 SlicedVolumeBase::NotifyVolumeReady(); |
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192 pendingSlices_ = 0; |
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193 } |
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194 else if (pendingSlices_ > 1) |
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195 { |
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196 pendingSlices_ -= 1; |
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197 } |
102 | 198 |
199 ScheduleSliceDownload(); | |
200 } | |
201 | |
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202 virtual void HandleMessage(const IObservable& from, const IMessage& message) |
102 | 203 { |
266
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204 switch (message.GetType()) |
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205 { |
378 | 206 case MessageType_SliceLoader_GeometryReady: |
207 OnSliceGeometryReady(dynamic_cast<const OrthancSlicesLoader&>(from)); | |
208 break; | |
209 | |
210 case MessageType_SliceLoader_GeometryError: | |
211 LOG(ERROR) << "Unable to download a volume image"; | |
212 SlicedVolumeBase::NotifyGeometryError(); | |
213 break; | |
214 | |
215 case MessageType_SliceLoader_ImageReady: | |
216 { | |
217 const OrthancSlicesLoader::SliceImageReadyMessage& msg = | |
218 dynamic_cast<const OrthancSlicesLoader::SliceImageReadyMessage&>(message); | |
219 OnSliceImageReady(dynamic_cast<const OrthancSlicesLoader&>(from), | |
220 msg.GetSliceIndex(), | |
221 msg.GetSlice(), | |
222 msg.GetImage(), | |
223 msg.GetEffectiveQuality()); | |
224 break; | |
225 } | |
226 | |
227 case MessageType_SliceLoader_ImageError: | |
228 { | |
229 const OrthancSlicesLoader::SliceImageErrorMessage& msg = | |
230 dynamic_cast<const OrthancSlicesLoader::SliceImageErrorMessage&>(message); | |
231 LOG(ERROR) << "Cannot download slice " << msg.GetSliceIndex() << " in a volume image"; | |
232 ScheduleSliceDownload(); | |
233 break; | |
234 } | |
235 | |
236 default: | |
237 VLOG("unhandled message type" << message.GetType()); | |
266
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238 } |
102 | 239 } |
240 | |
241 public: | |
251
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242 OrthancVolumeImage(MessageBroker& broker, |
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243 OrthancApiClient& orthanc, |
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244 bool computeRange) : |
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245 OrthancStone::IObserver(broker), |
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246 loader_(broker, orthanc), |
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247 computeRange_(computeRange), |
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248 pendingSlices_(0) |
102 | 249 { |
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250 // TODO: replace with new callables loader_.RegisterObserver(*this); |
102 | 251 } |
252 | |
253 void ScheduleLoadSeries(const std::string& seriesId) | |
254 { | |
255 loader_.ScheduleLoadSeries(seriesId); | |
256 } | |
257 | |
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258 void ScheduleLoadInstance(const std::string& instanceId) |
102 | 259 { |
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260 loader_.ScheduleLoadInstance(instanceId); |
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261 } |
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262 |
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263 void ScheduleLoadFrame(const std::string& instanceId, |
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264 unsigned int frame) |
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265 { |
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266 loader_.ScheduleLoadFrame(instanceId, frame); |
102 | 267 } |
268 | |
269 virtual size_t GetSliceCount() const | |
270 { | |
271 return loader_.GetSliceCount(); | |
272 } | |
273 | |
274 virtual const Slice& GetSlice(size_t index) const | |
275 { | |
276 return loader_.GetSlice(index); | |
277 } | |
278 | |
279 ImageBuffer3D& GetImage() const | |
280 { | |
281 if (image_.get() == NULL) | |
282 { | |
283 // The geometry is not ready yet | |
284 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
285 } | |
286 else | |
287 { | |
288 return *image_; | |
289 } | |
290 } | |
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291 |
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292 bool FitWindowingToRange(RenderStyle& style, |
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293 const DicomFrameConverter& converter) const |
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294 { |
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295 if (image_.get() == NULL) |
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296 { |
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297 return false; |
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298 } |
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299 else |
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300 { |
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301 return image_->FitWindowingToRange(style, converter); |
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302 } |
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303 } |
102 | 304 }; |
305 | |
306 | |
307 class VolumeImageGeometry | |
308 { | |
309 private: | |
310 unsigned int width_; | |
311 unsigned int height_; | |
312 size_t depth_; | |
313 double pixelSpacingX_; | |
314 double pixelSpacingY_; | |
315 double sliceThickness_; | |
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316 CoordinateSystem3D reference_; |
102 | 317 DicomFrameConverter converter_; |
318 | |
319 double ComputeAxialThickness(const OrthancVolumeImage& volume) const | |
320 { | |
321 double thickness; | |
322 | |
323 size_t n = volume.GetSliceCount(); | |
324 if (n > 1) | |
325 { | |
326 const Slice& a = volume.GetSlice(0); | |
327 const Slice& b = volume.GetSlice(n - 1); | |
328 thickness = ((reference_.ProjectAlongNormal(b.GetGeometry().GetOrigin()) - | |
329 reference_.ProjectAlongNormal(a.GetGeometry().GetOrigin())) / | |
330 (static_cast<double>(n) - 1.0)); | |
331 } | |
332 else | |
333 { | |
334 thickness = volume.GetSlice(0).GetThickness(); | |
335 } | |
336 | |
337 if (thickness <= 0) | |
338 { | |
339 // The slices should have been sorted with increasing Z | |
340 // (along the normal) by the OrthancSlicesLoader | |
341 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotImplemented); | |
342 } | |
343 else | |
344 { | |
345 return thickness; | |
346 } | |
347 } | |
348 | |
349 void SetupAxial(const OrthancVolumeImage& volume) | |
350 { | |
351 const Slice& axial = volume.GetSlice(0); | |
352 | |
353 width_ = axial.GetWidth(); | |
354 height_ = axial.GetHeight(); | |
355 depth_ = volume.GetSliceCount(); | |
356 | |
357 pixelSpacingX_ = axial.GetPixelSpacingX(); | |
358 pixelSpacingY_ = axial.GetPixelSpacingY(); | |
359 sliceThickness_ = ComputeAxialThickness(volume); | |
360 | |
361 reference_ = axial.GetGeometry(); | |
362 } | |
363 | |
364 void SetupCoronal(const OrthancVolumeImage& volume) | |
365 { | |
366 const Slice& axial = volume.GetSlice(0); | |
367 double axialThickness = ComputeAxialThickness(volume); | |
368 | |
369 width_ = axial.GetWidth(); | |
370 height_ = volume.GetSliceCount(); | |
371 depth_ = axial.GetHeight(); | |
372 | |
373 pixelSpacingX_ = axial.GetPixelSpacingX(); | |
374 pixelSpacingY_ = axialThickness; | |
375 sliceThickness_ = axial.GetPixelSpacingY(); | |
376 | |
377 Vector origin = axial.GetGeometry().GetOrigin(); | |
378 origin += (static_cast<double>(volume.GetSliceCount() - 1) * | |
379 axialThickness * axial.GetGeometry().GetNormal()); | |
380 | |
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381 reference_ = CoordinateSystem3D(origin, |
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382 axial.GetGeometry().GetAxisX(), |
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383 -axial.GetGeometry().GetNormal()); |
102 | 384 } |
385 | |
386 void SetupSagittal(const OrthancVolumeImage& volume) | |
387 { | |
388 const Slice& axial = volume.GetSlice(0); | |
389 double axialThickness = ComputeAxialThickness(volume); | |
390 | |
391 width_ = axial.GetHeight(); | |
392 height_ = volume.GetSliceCount(); | |
393 depth_ = axial.GetWidth(); | |
394 | |
395 pixelSpacingX_ = axial.GetPixelSpacingY(); | |
396 pixelSpacingY_ = axialThickness; | |
397 sliceThickness_ = axial.GetPixelSpacingX(); | |
398 | |
399 Vector origin = axial.GetGeometry().GetOrigin(); | |
400 origin += (static_cast<double>(volume.GetSliceCount() - 1) * | |
401 axialThickness * axial.GetGeometry().GetNormal()); | |
402 | |
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403 reference_ = CoordinateSystem3D(origin, |
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404 axial.GetGeometry().GetAxisY(), |
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405 axial.GetGeometry().GetNormal()); |
102 | 406 } |
407 | |
408 public: | |
409 VolumeImageGeometry(const OrthancVolumeImage& volume, | |
410 VolumeProjection projection) | |
411 { | |
412 if (volume.GetSliceCount() == 0) | |
413 { | |
414 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
415 } | |
416 | |
417 converter_ = volume.GetSlice(0).GetConverter(); | |
418 | |
419 switch (projection) | |
420 { | |
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421 case VolumeProjection_Axial: |
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422 SetupAxial(volume); |
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423 break; |
102 | 424 |
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425 case VolumeProjection_Coronal: |
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426 SetupCoronal(volume); |
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427 break; |
102 | 428 |
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429 case VolumeProjection_Sagittal: |
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430 SetupSagittal(volume); |
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431 break; |
102 | 432 |
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433 default: |
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434 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); |
102 | 435 } |
436 } | |
437 | |
438 size_t GetSliceCount() const | |
439 { | |
440 return depth_; | |
441 } | |
442 | |
443 const Vector& GetNormal() const | |
444 { | |
445 return reference_.GetNormal(); | |
446 } | |
447 | |
448 bool LookupSlice(size_t& index, | |
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449 const CoordinateSystem3D& slice) const |
102 | 450 { |
451 bool opposite; | |
452 if (!GeometryToolbox::IsParallelOrOpposite(opposite, | |
453 reference_.GetNormal(), | |
454 slice.GetNormal())) | |
455 { | |
456 return false; | |
457 } | |
458 | |
459 double z = (reference_.ProjectAlongNormal(slice.GetOrigin()) - | |
460 reference_.ProjectAlongNormal(reference_.GetOrigin())) / sliceThickness_; | |
461 | |
462 int s = static_cast<int>(boost::math::iround(z)); | |
463 | |
464 if (s < 0 || | |
465 s >= static_cast<int>(depth_)) | |
466 { | |
467 return false; | |
468 } | |
469 else | |
470 { | |
471 index = static_cast<size_t>(s); | |
472 return true; | |
473 } | |
474 } | |
475 | |
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476 Slice* GetSlice(size_t slice) const |
102 | 477 { |
216 | 478 if (slice >= depth_) |
102 | 479 { |
480 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
481 } | |
482 else | |
483 { | |
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484 CoordinateSystem3D origin(reference_.GetOrigin() + |
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485 static_cast<double>(slice) * sliceThickness_ * reference_.GetNormal(), |
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486 reference_.GetAxisX(), |
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487 reference_.GetAxisY()); |
102 | 488 |
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489 return new Slice(origin, pixelSpacingX_, pixelSpacingY_, sliceThickness_, |
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490 width_, height_, converter_); |
102 | 491 } |
492 } | |
493 }; | |
494 | |
495 | |
496 | |
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497 class VolumeImageMPRSlicer : |
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498 public VolumeSlicerBase, |
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499 private ISlicedVolume::IObserver |
102 | 500 { |
501 private: | |
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502 class RendererFactory : public LayerReadyMessage::IRendererFactory |
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503 { |
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504 private: |
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505 const Orthanc::ImageAccessor& frame_; |
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506 const Slice& slice_; |
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507 bool isFullQuality_; |
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508 |
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509 public: |
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510 RendererFactory(const Orthanc::ImageAccessor& frame, |
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511 const Slice& slice, |
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512 bool isFullQuality) : |
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513 frame_(frame), |
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514 slice_(slice), |
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515 isFullQuality_(isFullQuality) |
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516 { |
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517 } |
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518 |
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519 virtual ILayerRenderer* CreateRenderer() const |
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520 { |
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521 return FrameRenderer::CreateRenderer(frame_, slice_, isFullQuality_); |
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522 } |
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523 }; |
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524 |
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525 |
102 | 526 OrthancVolumeImage& volume_; |
527 std::auto_ptr<VolumeImageGeometry> axialGeometry_; | |
528 std::auto_ptr<VolumeImageGeometry> coronalGeometry_; | |
529 std::auto_ptr<VolumeImageGeometry> sagittalGeometry_; | |
530 | |
531 | |
532 bool IsGeometryReady() const | |
533 { | |
534 return axialGeometry_.get() != NULL; | |
535 } | |
536 | |
537 | |
538 virtual void NotifyGeometryReady(const ISlicedVolume& volume) | |
539 { | |
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540 // These 3 values are only used to speed up the IVolumeSlicer |
102 | 541 axialGeometry_.reset(new VolumeImageGeometry(volume_, VolumeProjection_Axial)); |
542 coronalGeometry_.reset(new VolumeImageGeometry(volume_, VolumeProjection_Coronal)); | |
543 sagittalGeometry_.reset(new VolumeImageGeometry(volume_, VolumeProjection_Sagittal)); | |
544 | |
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545 VolumeSlicerBase::NotifyGeometryReady(); |
102 | 546 } |
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547 |
102 | 548 virtual void NotifyGeometryError(const ISlicedVolume& volume) |
549 { | |
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550 VolumeSlicerBase::NotifyGeometryError(); |
102 | 551 } |
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552 |
102 | 553 virtual void NotifyContentChange(const ISlicedVolume& volume) |
554 { | |
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555 VolumeSlicerBase::NotifyContentChange(); |
102 | 556 } |
557 | |
558 virtual void NotifySliceChange(const ISlicedVolume& volume, | |
559 const size_t& sliceIndex, | |
560 const Slice& slice) | |
561 { | |
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562 //VolumeSlicerBase::NotifySliceChange(slice); |
102 | 563 |
564 // TODO Improve this? | |
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565 VolumeSlicerBase::NotifyContentChange(); |
102 | 566 } |
567 | |
138 | 568 virtual void NotifyVolumeReady(const ISlicedVolume& volume) |
569 { | |
570 } | |
102 | 571 |
572 const VolumeImageGeometry& GetProjectionGeometry(VolumeProjection projection) | |
573 { | |
574 if (!IsGeometryReady()) | |
575 { | |
576 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
577 } | |
578 | |
579 switch (projection) | |
580 { | |
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581 case VolumeProjection_Axial: |
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582 return *axialGeometry_; |
102 | 583 |
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584 case VolumeProjection_Sagittal: |
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585 return *sagittalGeometry_; |
102 | 586 |
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587 case VolumeProjection_Coronal: |
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588 return *coronalGeometry_; |
102 | 589 |
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590 default: |
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591 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); |
102 | 592 } |
593 } | |
594 | |
595 | |
596 bool DetectProjection(VolumeProjection& projection, | |
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597 const CoordinateSystem3D& viewportSlice) |
102 | 598 { |
599 bool isOpposite; // Ignored | |
600 | |
601 if (GeometryToolbox::IsParallelOrOpposite(isOpposite, | |
602 viewportSlice.GetNormal(), | |
603 axialGeometry_->GetNormal())) | |
604 { | |
605 projection = VolumeProjection_Axial; | |
606 return true; | |
607 } | |
608 else if (GeometryToolbox::IsParallelOrOpposite(isOpposite, | |
609 viewportSlice.GetNormal(), | |
610 sagittalGeometry_->GetNormal())) | |
611 { | |
612 projection = VolumeProjection_Sagittal; | |
613 return true; | |
614 } | |
615 else if (GeometryToolbox::IsParallelOrOpposite(isOpposite, | |
616 viewportSlice.GetNormal(), | |
617 coronalGeometry_->GetNormal())) | |
618 { | |
619 projection = VolumeProjection_Coronal; | |
620 return true; | |
621 } | |
622 else | |
623 { | |
624 return false; | |
625 } | |
626 } | |
627 | |
628 | |
629 public: | |
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630 VolumeImageMPRSlicer(MessageBroker& broker, |
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631 OrthancVolumeImage& volume) : |
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632 VolumeSlicerBase(broker), |
102 | 633 volume_(volume) |
634 { | |
635 volume_.Register(*this); | |
636 } | |
637 | |
638 virtual bool GetExtent(std::vector<Vector>& points, | |
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639 const CoordinateSystem3D& viewportSlice) |
102 | 640 { |
641 VolumeProjection projection; | |
642 | |
643 if (!IsGeometryReady() || | |
644 !DetectProjection(projection, viewportSlice)) | |
645 { | |
646 return false; | |
647 } | |
648 else | |
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649 { |
102 | 650 // As the slices of the volumic image are arranged in a box, |
651 // we only consider one single reference slice (the one with index 0). | |
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652 std::auto_ptr<Slice> slice(GetProjectionGeometry(projection).GetSlice(0)); |
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653 slice->GetExtent(points); |
102 | 654 |
655 return true; | |
656 } | |
657 } | |
658 | |
659 | |
110
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660 virtual void ScheduleLayerCreation(const CoordinateSystem3D& viewportSlice) |
102 | 661 { |
662 VolumeProjection projection; | |
663 | |
664 if (IsGeometryReady() && | |
665 DetectProjection(projection, viewportSlice)) | |
666 { | |
667 const VolumeImageGeometry& geometry = GetProjectionGeometry(projection); | |
668 | |
669 size_t closest; | |
670 | |
671 if (geometry.LookupSlice(closest, viewportSlice)) | |
672 { | |
673 bool isFullQuality = true; // TODO | |
674 | |
675 std::auto_ptr<Orthanc::Image> frame; | |
676 | |
677 { | |
678 ImageBuffer3D::SliceReader reader(volume_.GetImage(), projection, closest); | |
679 | |
680 // TODO Transfer ownership if non-axial, to avoid memcpy | |
681 frame.reset(Orthanc::Image::Clone(reader.GetAccessor())); | |
682 } | |
683 | |
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684 std::auto_ptr<Slice> slice(geometry.GetSlice(closest)); |
381
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685 |
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686 RendererFactory factory(*frame, *slice, isFullQuality); |
396
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687 VolumeSlicerBase::NotifyLayerReady(factory, |
378 | 688 //new SliceOutlineRenderer(slice), |
380
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689 slice->GetGeometry()); |
102 | 690 return; |
691 } | |
692 } | |
693 | |
694 // Error | |
121
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695 CoordinateSystem3D slice; |
396
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696 VolumeSlicerBase::NotifyLayerError(slice); |
102 | 697 } |
698 }; | |
104
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699 |
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700 |
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701 class VolumeImageInteractor : |
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702 public IWorldSceneInteractor, |
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703 protected ISlicedVolume::IObserver |
104
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704 { |
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705 private: |
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706 SliceViewerWidget& widget_; |
104
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707 VolumeProjection projection_; |
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708 std::auto_ptr<VolumeImageGeometry> slices_; |
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709 size_t slice_; |
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710 |
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711 protected: |
104
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712 virtual void NotifyGeometryReady(const ISlicedVolume& volume) |
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713 { |
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714 if (slices_.get() == NULL) |
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715 { |
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716 const OrthancVolumeImage& image = dynamic_cast<const OrthancVolumeImage&>(volume); |
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717 |
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718 slices_.reset(new VolumeImageGeometry(image, projection_)); |
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719 SetSlice(slices_->GetSliceCount() / 2); |
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720 |
330 | 721 widget_.FitContent(); |
104
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722 } |
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723 } |
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724 |
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725 virtual void NotifyGeometryError(const ISlicedVolume& volume) |
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726 { |
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727 } |
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728 |
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729 virtual void NotifyContentChange(const ISlicedVolume& volume) |
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730 { |
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731 } |
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732 |
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733 virtual void NotifySliceChange(const ISlicedVolume& volume, |
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734 const size_t& sliceIndex, |
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735 const Slice& slice) |
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736 { |
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737 } |
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738 |
138 | 739 virtual void NotifyVolumeReady(const ISlicedVolume& volume) |
740 { | |
741 } | |
742 | |
104
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743 virtual IWorldSceneMouseTracker* CreateMouseTracker(WorldSceneWidget& widget, |
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744 const ViewportGeometry& view, |
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745 MouseButton button, |
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746 double x, |
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747 double y, |
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748 IStatusBar* statusBar) |
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749 { |
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750 return NULL; |
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751 } |
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752 |
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753 virtual void MouseOver(CairoContext& context, |
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754 WorldSceneWidget& widget, |
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755 const ViewportGeometry& view, |
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756 double x, |
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757 double y, |
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758 IStatusBar* statusBar) |
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759 { |
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760 } |
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761 |
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762 virtual void MouseWheel(WorldSceneWidget& widget, |
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763 MouseWheelDirection direction, |
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764 KeyboardModifiers modifiers, |
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765 IStatusBar* statusBar) |
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766 { |
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767 int scale = (modifiers & KeyboardModifiers_Control ? 10 : 1); |
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768 |
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769 switch (direction) |
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770 { |
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771 case MouseWheelDirection_Up: |
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772 OffsetSlice(-scale); |
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773 break; |
104
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774 |
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775 case MouseWheelDirection_Down: |
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776 OffsetSlice(scale); |
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777 break; |
104
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778 |
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779 default: |
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780 break; |
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781 } |
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782 } |
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783 |
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784 virtual void KeyPressed(WorldSceneWidget& widget, |
327 | 785 KeyboardKeys key, |
786 char keyChar, | |
104
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787 KeyboardModifiers modifiers, |
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788 IStatusBar* statusBar) |
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789 { |
327 | 790 switch (keyChar) |
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791 { |
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792 case 's': |
330 | 793 widget.FitContent(); |
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794 break; |
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795 |
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796 default: |
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797 break; |
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798 } |
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799 } |
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800 |
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801 public: |
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802 VolumeImageInteractor(OrthancVolumeImage& volume, |
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803 SliceViewerWidget& widget, |
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804 VolumeProjection projection) : |
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805 widget_(widget), |
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806 projection_(projection) |
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807 { |
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808 volume.Register(*this); |
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809 widget.SetInteractor(*this); |
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810 } |
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811 |
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812 bool IsGeometryReady() const |
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813 { |
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814 return slices_.get() != NULL; |
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815 } |
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816 |
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817 size_t GetSliceCount() const |
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818 { |
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819 if (slices_.get() == NULL) |
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820 { |
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821 return 0; |
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822 } |
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823 else |
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824 { |
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825 return slices_->GetSliceCount(); |
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826 } |
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827 } |
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828 |
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829 void OffsetSlice(int offset) |
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830 { |
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831 if (slices_.get() != NULL) |
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|
832 { |
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833 int slice = static_cast<int>(slice_) + offset; |
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|
834 |
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|
835 if (slice < 0) |
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|
836 { |
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|
837 slice = 0; |
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|
838 } |
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|
839 |
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|
840 if (slice >= static_cast<int>(slices_->GetSliceCount())) |
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|
841 { |
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842 slice = slices_->GetSliceCount() - 1; |
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843 } |
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|
844 |
318
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845 if (slice != static_cast<int>(slice_)) |
104
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|
846 { |
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|
847 SetSlice(slice); |
318
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|
848 } |
104
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diff
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|
849 } |
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diff
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|
850 } |
318
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am@osimis.io
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diff
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|
851 |
104
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diff
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|
852 void SetSlice(size_t slice) |
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|
853 { |
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diff
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|
854 if (slices_.get() != NULL) |
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diff
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|
855 { |
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|
856 slice_ = slice; |
119
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|
857 |
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|
858 std::auto_ptr<Slice> tmp(slices_->GetSlice(slice_)); |
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|
859 widget_.SetSlice(tmp->GetGeometry()); |
104
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102
diff
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|
860 } |
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102
diff
changeset
|
861 } |
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diff
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|
862 }; |
112
948f86e61e83
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110
diff
changeset
|
863 |
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Sebastien Jodogne <s.jodogne@gmail.com>
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110
diff
changeset
|
864 |
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start of SliceLocationSource
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110
diff
changeset
|
865 |
396
ed7146fa2c98
rename ILayerSource as IVolumeSlicer, and OrthancFrameLayerSource as as DicomSeriesVolumeSlicer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
390
diff
changeset
|
866 class ReferenceLineSource : public VolumeSlicerBase |
112
948f86e61e83
start of SliceLocationSource
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parents:
110
diff
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|
867 { |
948f86e61e83
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110
diff
changeset
|
868 private: |
381
19bd222283ae
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380
diff
changeset
|
869 class RendererFactory : public LayerReadyMessage::IRendererFactory |
19bd222283ae
uncoupling LayerReadyMessage from the creation of the renderer
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diff
changeset
|
870 { |
19bd222283ae
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380
diff
changeset
|
871 private: |
19bd222283ae
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380
diff
changeset
|
872 double x1_; |
19bd222283ae
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380
diff
changeset
|
873 double y1_; |
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380
diff
changeset
|
874 double x2_; |
19bd222283ae
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380
diff
changeset
|
875 double y2_; |
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380
diff
changeset
|
876 const CoordinateSystem3D& slice_; |
19bd222283ae
uncoupling LayerReadyMessage from the creation of the renderer
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parents:
380
diff
changeset
|
877 |
19bd222283ae
uncoupling LayerReadyMessage from the creation of the renderer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
380
diff
changeset
|
878 public: |
19bd222283ae
uncoupling LayerReadyMessage from the creation of the renderer
Sebastien Jodogne <s.jodogne@gmail.com>
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380
diff
changeset
|
879 RendererFactory(double x1, |
19bd222283ae
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380
diff
changeset
|
880 double y1, |
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380
diff
changeset
|
881 double x2, |
19bd222283ae
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380
diff
changeset
|
882 double y2, |
19bd222283ae
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380
diff
changeset
|
883 const CoordinateSystem3D& slice) : |
19bd222283ae
uncoupling LayerReadyMessage from the creation of the renderer
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380
diff
changeset
|
884 x1_(x1), |
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parents:
380
diff
changeset
|
885 y1_(y1), |
19bd222283ae
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Sebastien Jodogne <s.jodogne@gmail.com>
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380
diff
changeset
|
886 x2_(x2), |
19bd222283ae
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380
diff
changeset
|
887 y2_(y2), |
19bd222283ae
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380
diff
changeset
|
888 slice_(slice) |
19bd222283ae
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
380
diff
changeset
|
889 { |
19bd222283ae
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
380
diff
changeset
|
890 } |
19bd222283ae
uncoupling LayerReadyMessage from the creation of the renderer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
380
diff
changeset
|
891 |
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parents:
380
diff
changeset
|
892 virtual ILayerRenderer* CreateRenderer() const |
19bd222283ae
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diff
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|
893 { |
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diff
changeset
|
894 return new LineLayerRenderer(x1_, y1_, x2_, y2_, slice_); |
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parents:
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diff
changeset
|
895 } |
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Sebastien Jodogne <s.jodogne@gmail.com>
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diff
changeset
|
896 }; |
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parents:
380
diff
changeset
|
897 |
388
20f149669c1f
renamed LayerWidget as SliceViewerWidget
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
381
diff
changeset
|
898 SliceViewerWidget& otherPlane_; |
112
948f86e61e83
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diff
changeset
|
899 |
948f86e61e83
start of SliceLocationSource
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parents:
110
diff
changeset
|
900 public: |
390
0cb925325470
renamed SiblingSliceLocation as ReferenceLine
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
388
diff
changeset
|
901 ReferenceLineSource(MessageBroker& broker, |
0cb925325470
renamed SiblingSliceLocation as ReferenceLine
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
388
diff
changeset
|
902 SliceViewerWidget& otherPlane) : |
396
ed7146fa2c98
rename ILayerSource as IVolumeSlicer, and OrthancFrameLayerSource as as DicomSeriesVolumeSlicer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
390
diff
changeset
|
903 VolumeSlicerBase(broker), |
112
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start of SliceLocationSource
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diff
changeset
|
904 otherPlane_(otherPlane) |
948f86e61e83
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parents:
110
diff
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|
905 { |
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parents:
110
diff
changeset
|
906 NotifyGeometryReady(); |
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start of SliceLocationSource
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110
diff
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|
907 } |
948f86e61e83
start of SliceLocationSource
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parents:
110
diff
changeset
|
908 |
948f86e61e83
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diff
changeset
|
909 virtual bool GetExtent(std::vector<Vector>& points, |
948f86e61e83
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|
910 const CoordinateSystem3D& viewportSlice) |
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110
diff
changeset
|
911 { |
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110
diff
changeset
|
912 return false; |
948f86e61e83
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parents:
110
diff
changeset
|
913 } |
948f86e61e83
start of SliceLocationSource
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parents:
110
diff
changeset
|
914 |
948f86e61e83
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parents:
110
diff
changeset
|
915 virtual void ScheduleLayerCreation(const CoordinateSystem3D& viewportSlice) |
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
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110
diff
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|
916 { |
948f86e61e83
start of SliceLocationSource
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diff
changeset
|
917 Slice reference(viewportSlice, 0.001); |
948f86e61e83
start of SliceLocationSource
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110
diff
changeset
|
918 |
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diff
changeset
|
919 Vector p, d; |
948f86e61e83
start of SliceLocationSource
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110
diff
changeset
|
920 |
948f86e61e83
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diff
changeset
|
921 const CoordinateSystem3D& slice = otherPlane_.GetSlice(); |
948f86e61e83
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diff
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|
922 |
948f86e61e83
start of SliceLocationSource
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parents:
110
diff
changeset
|
923 // Compute the line of intersection between the two slices |
318
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|
924 if (!GeometryToolbox::IntersectTwoPlanes(p, d, |
112
948f86e61e83
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110
diff
changeset
|
925 slice.GetOrigin(), slice.GetNormal(), |
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diff
changeset
|
926 viewportSlice.GetOrigin(), viewportSlice.GetNormal())) |
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start of SliceLocationSource
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parents:
110
diff
changeset
|
927 { |
948f86e61e83
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parents:
110
diff
changeset
|
928 // The two slice are parallel, don't try and display the intersection |
380
ba5ad93f935a
ILayerSource::LayerErrorMessage
Sebastien Jodogne <s.jodogne@gmail.com>
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378
diff
changeset
|
929 NotifyLayerError(reference.GetGeometry()); |
112
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parents:
110
diff
changeset
|
930 } |
948f86e61e83
start of SliceLocationSource
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parents:
110
diff
changeset
|
931 else |
948f86e61e83
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parents:
110
diff
changeset
|
932 { |
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110
diff
changeset
|
933 double x1, y1, x2, y2; |
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start of SliceLocationSource
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diff
changeset
|
934 viewportSlice.ProjectPoint(x1, y1, p); |
948f86e61e83
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diff
changeset
|
935 viewportSlice.ProjectPoint(x2, y2, p + 1000.0 * d); |
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start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
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110
diff
changeset
|
936 |
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parents:
110
diff
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937 const Extent2D extent = otherPlane_.GetSceneExtent(); |
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938 |
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939 if (GeometryToolbox::ClipLineToRectangle(x1, y1, x2, y2, |
112
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940 x1, y1, x2, y2, |
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941 extent.GetX1(), extent.GetY1(), |
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942 extent.GetX2(), extent.GetY2())) |
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943 { |
381
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944 RendererFactory factory(x1, y1, x2, y2, slice); |
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945 NotifyLayerReady(factory, reference.GetGeometry()); |
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946 } |
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947 else |
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948 { |
380
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949 // Error: Parallel slices |
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950 NotifyLayerError(reference.GetGeometry()); |
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951 } |
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952 } |
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953 } |
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954 }; |
102 | 955 } |